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<pre><span class="sourceLineNo">001</span>/* ===========================================================<a name="line.1"></a>
<span class="sourceLineNo">002</span> * JFreeChart : a free chart library for the Java(tm) platform<a name="line.2"></a>
<span class="sourceLineNo">003</span> * ===========================================================<a name="line.3"></a>
<span class="sourceLineNo">004</span> *<a name="line.4"></a>
<span class="sourceLineNo">005</span> * (C) Copyright 2000-2011, by Object Refinery Limited and Contributors.<a name="line.5"></a>
<span class="sourceLineNo">006</span> *<a name="line.6"></a>
<span class="sourceLineNo">007</span> * Project Info:  http://www.jfree.org/jfreechart/index.html<a name="line.7"></a>
<span class="sourceLineNo">008</span> *<a name="line.8"></a>
<span class="sourceLineNo">009</span> * This library is free software; you can redistribute it and/or modify it<a name="line.9"></a>
<span class="sourceLineNo">010</span> * under the terms of the GNU Lesser General Public License as published by<a name="line.10"></a>
<span class="sourceLineNo">011</span> * the Free Software Foundation; either version 2.1 of the License, or<a name="line.11"></a>
<span class="sourceLineNo">012</span> * (at your option) any later version.<a name="line.12"></a>
<span class="sourceLineNo">013</span> *<a name="line.13"></a>
<span class="sourceLineNo">014</span> * This library is distributed in the hope that it will be useful, but<a name="line.14"></a>
<span class="sourceLineNo">015</span> * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY<a name="line.15"></a>
<span class="sourceLineNo">016</span> * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public<a name="line.16"></a>
<span class="sourceLineNo">017</span> * License for more details.<a name="line.17"></a>
<span class="sourceLineNo">018</span> *<a name="line.18"></a>
<span class="sourceLineNo">019</span> * You should have received a copy of the GNU Lesser General Public<a name="line.19"></a>
<span class="sourceLineNo">020</span> * License along with this library; if not, write to the Free Software<a name="line.20"></a>
<span class="sourceLineNo">021</span> * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301,<a name="line.21"></a>
<span class="sourceLineNo">022</span> * USA.<a name="line.22"></a>
<span class="sourceLineNo">023</span> *<a name="line.23"></a>
<span class="sourceLineNo">024</span> * [Oracle and Java are registered trademarks of Oracle and/or its affiliates. <a name="line.24"></a>
<span class="sourceLineNo">025</span> * Other names may be trademarks of their respective owners.]<a name="line.25"></a>
<span class="sourceLineNo">026</span> *<a name="line.26"></a>
<span class="sourceLineNo">027</span> * ---------------------------<a name="line.27"></a>
<span class="sourceLineNo">028</span> * CyclicXYItemRenderer.java<a name="line.28"></a>
<span class="sourceLineNo">029</span> * ---------------------------<a name="line.29"></a>
<span class="sourceLineNo">030</span> * (C) Copyright 2003-2008, by Nicolas Brodu and Contributors.<a name="line.30"></a>
<span class="sourceLineNo">031</span> *<a name="line.31"></a>
<span class="sourceLineNo">032</span> * Original Author:  Nicolas Brodu;<a name="line.32"></a>
<span class="sourceLineNo">033</span> * Contributor(s):   David Gilbert (for Object Refinery Limited);<a name="line.33"></a>
<span class="sourceLineNo">034</span> *<a name="line.34"></a>
<span class="sourceLineNo">035</span> * Changes<a name="line.35"></a>
<span class="sourceLineNo">036</span> * -------<a name="line.36"></a>
<span class="sourceLineNo">037</span> * 19-Nov-2003 : Initial import to JFreeChart from the JSynoptic project (NB);<a name="line.37"></a>
<span class="sourceLineNo">038</span> * 23-Dec-2003 : Added missing Javadocs (DG);<a name="line.38"></a>
<span class="sourceLineNo">039</span> * 25-Feb-2004 : Replaced CrosshairInfo with CrosshairState (DG);<a name="line.39"></a>
<span class="sourceLineNo">040</span> * 15-Jul-2004 : Switched getX() with getXValue() and getY() with<a name="line.40"></a>
<span class="sourceLineNo">041</span> *               getYValue() (DG);<a name="line.41"></a>
<span class="sourceLineNo">042</span> * ------------- JFREECHART 1.0.0 ---------------------------------------------<a name="line.42"></a>
<span class="sourceLineNo">043</span> * 06-Jul-2006 : Modified to call only dataset methods that return double<a name="line.43"></a>
<span class="sourceLineNo">044</span> *               primitives (DG);<a name="line.44"></a>
<span class="sourceLineNo">045</span> *<a name="line.45"></a>
<span class="sourceLineNo">046</span> */<a name="line.46"></a>
<span class="sourceLineNo">047</span><a name="line.47"></a>
<span class="sourceLineNo">048</span>package org.jfree.chart.renderer.xy;<a name="line.48"></a>
<span class="sourceLineNo">049</span><a name="line.49"></a>
<span class="sourceLineNo">050</span>import java.awt.Graphics2D;<a name="line.50"></a>
<span class="sourceLineNo">051</span>import java.awt.geom.Rectangle2D;<a name="line.51"></a>
<span class="sourceLineNo">052</span>import java.io.Serializable;<a name="line.52"></a>
<span class="sourceLineNo">053</span><a name="line.53"></a>
<span class="sourceLineNo">054</span>import org.jfree.chart.axis.CyclicNumberAxis;<a name="line.54"></a>
<span class="sourceLineNo">055</span>import org.jfree.chart.axis.ValueAxis;<a name="line.55"></a>
<span class="sourceLineNo">056</span>import org.jfree.chart.labels.XYToolTipGenerator;<a name="line.56"></a>
<span class="sourceLineNo">057</span>import org.jfree.chart.plot.CrosshairState;<a name="line.57"></a>
<span class="sourceLineNo">058</span>import org.jfree.chart.plot.PlotRenderingInfo;<a name="line.58"></a>
<span class="sourceLineNo">059</span>import org.jfree.chart.plot.XYPlot;<a name="line.59"></a>
<span class="sourceLineNo">060</span>import org.jfree.chart.urls.XYURLGenerator;<a name="line.60"></a>
<span class="sourceLineNo">061</span>import org.jfree.data.DomainOrder;<a name="line.61"></a>
<span class="sourceLineNo">062</span>import org.jfree.data.general.DatasetChangeListener;<a name="line.62"></a>
<span class="sourceLineNo">063</span>import org.jfree.data.general.DatasetGroup;<a name="line.63"></a>
<span class="sourceLineNo">064</span>import org.jfree.data.xy.XYDataset;<a name="line.64"></a>
<span class="sourceLineNo">065</span><a name="line.65"></a>
<span class="sourceLineNo">066</span>/**<a name="line.66"></a>
<span class="sourceLineNo">067</span> * The Cyclic XY item renderer is specially designed to handle cyclic axis.<a name="line.67"></a>
<span class="sourceLineNo">068</span> * While the standard renderer would draw a line across the plot when a cycling<a name="line.68"></a>
<span class="sourceLineNo">069</span> * occurs, the cyclic renderer splits the line at each cycle end instead. This<a name="line.69"></a>
<span class="sourceLineNo">070</span> * is done by interpolating new points at cycle boundary. Thus, correct<a name="line.70"></a>
<span class="sourceLineNo">071</span> * appearance is restored.<a name="line.71"></a>
<span class="sourceLineNo">072</span> *<a name="line.72"></a>
<span class="sourceLineNo">073</span> * The Cyclic XY item renderer works exactly like a standard XY item renderer<a name="line.73"></a>
<span class="sourceLineNo">074</span> * with non-cyclic axis.<a name="line.74"></a>
<span class="sourceLineNo">075</span> */<a name="line.75"></a>
<span class="sourceLineNo">076</span>public class CyclicXYItemRenderer extends StandardXYItemRenderer<a name="line.76"></a>
<span class="sourceLineNo">077</span>                                  implements Serializable {<a name="line.77"></a>
<span class="sourceLineNo">078</span><a name="line.78"></a>
<span class="sourceLineNo">079</span>    /** For serialization. */<a name="line.79"></a>
<span class="sourceLineNo">080</span>    private static final long serialVersionUID = 4035912243303764892L;<a name="line.80"></a>
<span class="sourceLineNo">081</span><a name="line.81"></a>
<span class="sourceLineNo">082</span>    /**<a name="line.82"></a>
<span class="sourceLineNo">083</span>     * Default constructor.<a name="line.83"></a>
<span class="sourceLineNo">084</span>     */<a name="line.84"></a>
<span class="sourceLineNo">085</span>    public CyclicXYItemRenderer() {<a name="line.85"></a>
<span class="sourceLineNo">086</span>        super();<a name="line.86"></a>
<span class="sourceLineNo">087</span>    }<a name="line.87"></a>
<span class="sourceLineNo">088</span><a name="line.88"></a>
<span class="sourceLineNo">089</span>    /**<a name="line.89"></a>
<span class="sourceLineNo">090</span>     * Creates a new renderer.<a name="line.90"></a>
<span class="sourceLineNo">091</span>     *<a name="line.91"></a>
<span class="sourceLineNo">092</span>     * @param type  the renderer type.<a name="line.92"></a>
<span class="sourceLineNo">093</span>     */<a name="line.93"></a>
<span class="sourceLineNo">094</span>    public CyclicXYItemRenderer(int type) {<a name="line.94"></a>
<span class="sourceLineNo">095</span>        super(type);<a name="line.95"></a>
<span class="sourceLineNo">096</span>    }<a name="line.96"></a>
<span class="sourceLineNo">097</span><a name="line.97"></a>
<span class="sourceLineNo">098</span>    /**<a name="line.98"></a>
<span class="sourceLineNo">099</span>     * Creates a new renderer.<a name="line.99"></a>
<span class="sourceLineNo">100</span>     *<a name="line.100"></a>
<span class="sourceLineNo">101</span>     * @param type  the renderer type.<a name="line.101"></a>
<span class="sourceLineNo">102</span>     * @param labelGenerator  the tooltip generator.<a name="line.102"></a>
<span class="sourceLineNo">103</span>     */<a name="line.103"></a>
<span class="sourceLineNo">104</span>    public CyclicXYItemRenderer(int type, XYToolTipGenerator labelGenerator) {<a name="line.104"></a>
<span class="sourceLineNo">105</span>        super(type, labelGenerator);<a name="line.105"></a>
<span class="sourceLineNo">106</span>    }<a name="line.106"></a>
<span class="sourceLineNo">107</span><a name="line.107"></a>
<span class="sourceLineNo">108</span>    /**<a name="line.108"></a>
<span class="sourceLineNo">109</span>     * Creates a new renderer.<a name="line.109"></a>
<span class="sourceLineNo">110</span>     *<a name="line.110"></a>
<span class="sourceLineNo">111</span>     * @param type  the renderer type.<a name="line.111"></a>
<span class="sourceLineNo">112</span>     * @param labelGenerator  the tooltip generator.<a name="line.112"></a>
<span class="sourceLineNo">113</span>     * @param urlGenerator  the url generator.<a name="line.113"></a>
<span class="sourceLineNo">114</span>     */<a name="line.114"></a>
<span class="sourceLineNo">115</span>    public CyclicXYItemRenderer(int type,<a name="line.115"></a>
<span class="sourceLineNo">116</span>                                XYToolTipGenerator labelGenerator,<a name="line.116"></a>
<span class="sourceLineNo">117</span>                                XYURLGenerator urlGenerator) {<a name="line.117"></a>
<span class="sourceLineNo">118</span>        super(type, labelGenerator, urlGenerator);<a name="line.118"></a>
<span class="sourceLineNo">119</span>    }<a name="line.119"></a>
<span class="sourceLineNo">120</span><a name="line.120"></a>
<span class="sourceLineNo">121</span><a name="line.121"></a>
<span class="sourceLineNo">122</span>    /**<a name="line.122"></a>
<span class="sourceLineNo">123</span>     * Draws the visual representation of a single data item.<a name="line.123"></a>
<span class="sourceLineNo">124</span>     * When using cyclic axis, do not draw a line from right to left when<a name="line.124"></a>
<span class="sourceLineNo">125</span>     * cycling as would a standard XY item renderer, but instead draw a line<a name="line.125"></a>
<span class="sourceLineNo">126</span>     * from the previous point to the cycle bound in the last cycle, and a line<a name="line.126"></a>
<span class="sourceLineNo">127</span>     * from the cycle bound to current point in the current cycle.<a name="line.127"></a>
<span class="sourceLineNo">128</span>     *<a name="line.128"></a>
<span class="sourceLineNo">129</span>     * @param g2  the graphics device.<a name="line.129"></a>
<span class="sourceLineNo">130</span>     * @param state  the renderer state.<a name="line.130"></a>
<span class="sourceLineNo">131</span>     * @param dataArea  the data area.<a name="line.131"></a>
<span class="sourceLineNo">132</span>     * @param info  the plot rendering info.<a name="line.132"></a>
<span class="sourceLineNo">133</span>     * @param plot  the plot.<a name="line.133"></a>
<span class="sourceLineNo">134</span>     * @param domainAxis  the domain axis.<a name="line.134"></a>
<span class="sourceLineNo">135</span>     * @param rangeAxis  the range axis.<a name="line.135"></a>
<span class="sourceLineNo">136</span>     * @param dataset  the dataset.<a name="line.136"></a>
<span class="sourceLineNo">137</span>     * @param series  the series index.<a name="line.137"></a>
<span class="sourceLineNo">138</span>     * @param item  the item index.<a name="line.138"></a>
<span class="sourceLineNo">139</span>     * @param crosshairState  crosshair information for the plot<a name="line.139"></a>
<span class="sourceLineNo">140</span>     *                        (&lt;code&gt;null&lt;/code&gt; permitted).<a name="line.140"></a>
<span class="sourceLineNo">141</span>     * @param pass  the current pass index.<a name="line.141"></a>
<span class="sourceLineNo">142</span>     */<a name="line.142"></a>
<span class="sourceLineNo">143</span>    public void drawItem(Graphics2D g2,<a name="line.143"></a>
<span class="sourceLineNo">144</span>                         XYItemRendererState state,<a name="line.144"></a>
<span class="sourceLineNo">145</span>                         Rectangle2D dataArea,<a name="line.145"></a>
<span class="sourceLineNo">146</span>                         PlotRenderingInfo info,<a name="line.146"></a>
<span class="sourceLineNo">147</span>                         XYPlot plot,<a name="line.147"></a>
<span class="sourceLineNo">148</span>                         ValueAxis domainAxis,<a name="line.148"></a>
<span class="sourceLineNo">149</span>                         ValueAxis rangeAxis,<a name="line.149"></a>
<span class="sourceLineNo">150</span>                         XYDataset dataset,<a name="line.150"></a>
<span class="sourceLineNo">151</span>                         int series,<a name="line.151"></a>
<span class="sourceLineNo">152</span>                         int item,<a name="line.152"></a>
<span class="sourceLineNo">153</span>                         CrosshairState crosshairState,<a name="line.153"></a>
<span class="sourceLineNo">154</span>                         int pass) {<a name="line.154"></a>
<span class="sourceLineNo">155</span><a name="line.155"></a>
<span class="sourceLineNo">156</span>        if ((!getPlotLines()) || ((!(domainAxis instanceof CyclicNumberAxis))<a name="line.156"></a>
<span class="sourceLineNo">157</span>                &amp;&amp; (!(rangeAxis instanceof CyclicNumberAxis))) || (item &lt;= 0)) {<a name="line.157"></a>
<span class="sourceLineNo">158</span>            super.drawItem(g2, state, dataArea, info, plot, domainAxis,<a name="line.158"></a>
<span class="sourceLineNo">159</span>                    rangeAxis, dataset, series, item, crosshairState, pass);<a name="line.159"></a>
<span class="sourceLineNo">160</span>            return;<a name="line.160"></a>
<span class="sourceLineNo">161</span>        }<a name="line.161"></a>
<span class="sourceLineNo">162</span><a name="line.162"></a>
<span class="sourceLineNo">163</span>        // get the previous data point...<a name="line.163"></a>
<span class="sourceLineNo">164</span>        double xn = dataset.getXValue(series, item - 1);<a name="line.164"></a>
<span class="sourceLineNo">165</span>        double yn = dataset.getYValue(series, item - 1);<a name="line.165"></a>
<span class="sourceLineNo">166</span>        // If null, don't draw line =&gt; then delegate to parent<a name="line.166"></a>
<span class="sourceLineNo">167</span>        if (Double.isNaN(yn)) {<a name="line.167"></a>
<span class="sourceLineNo">168</span>            super.drawItem(g2, state, dataArea, info, plot, domainAxis,<a name="line.168"></a>
<span class="sourceLineNo">169</span>                    rangeAxis, dataset, series, item, crosshairState, pass);<a name="line.169"></a>
<span class="sourceLineNo">170</span>            return;<a name="line.170"></a>
<span class="sourceLineNo">171</span>        }<a name="line.171"></a>
<span class="sourceLineNo">172</span>        double[] x = new double[2];<a name="line.172"></a>
<span class="sourceLineNo">173</span>        double[] y = new double[2];<a name="line.173"></a>
<span class="sourceLineNo">174</span>        x[0] = xn;<a name="line.174"></a>
<span class="sourceLineNo">175</span>        y[0] = yn;<a name="line.175"></a>
<span class="sourceLineNo">176</span><a name="line.176"></a>
<span class="sourceLineNo">177</span>        // get the data point...<a name="line.177"></a>
<span class="sourceLineNo">178</span>        xn = dataset.getXValue(series, item);<a name="line.178"></a>
<span class="sourceLineNo">179</span>        yn = dataset.getYValue(series, item);<a name="line.179"></a>
<span class="sourceLineNo">180</span>        // If null, don't draw line at all<a name="line.180"></a>
<span class="sourceLineNo">181</span>        if (Double.isNaN(yn)) {<a name="line.181"></a>
<span class="sourceLineNo">182</span>            return;<a name="line.182"></a>
<span class="sourceLineNo">183</span>        }<a name="line.183"></a>
<span class="sourceLineNo">184</span>        x[1] = xn;<a name="line.184"></a>
<span class="sourceLineNo">185</span>        y[1] = yn;<a name="line.185"></a>
<span class="sourceLineNo">186</span><a name="line.186"></a>
<span class="sourceLineNo">187</span>        // Now split the segment as needed<a name="line.187"></a>
<span class="sourceLineNo">188</span>        double xcycleBound = Double.NaN;<a name="line.188"></a>
<span class="sourceLineNo">189</span>        double ycycleBound = Double.NaN;<a name="line.189"></a>
<span class="sourceLineNo">190</span>        boolean xBoundMapping = false, yBoundMapping = false;<a name="line.190"></a>
<span class="sourceLineNo">191</span>        CyclicNumberAxis cnax = null, cnay = null;<a name="line.191"></a>
<span class="sourceLineNo">192</span><a name="line.192"></a>
<span class="sourceLineNo">193</span>        if (domainAxis instanceof CyclicNumberAxis) {<a name="line.193"></a>
<span class="sourceLineNo">194</span>            cnax = (CyclicNumberAxis) domainAxis;<a name="line.194"></a>
<span class="sourceLineNo">195</span>            xcycleBound = cnax.getCycleBound();<a name="line.195"></a>
<span class="sourceLineNo">196</span>            xBoundMapping = cnax.isBoundMappedToLastCycle();<a name="line.196"></a>
<span class="sourceLineNo">197</span>            // If the segment must be splitted, insert a new point<a name="line.197"></a>
<span class="sourceLineNo">198</span>            // Strict test forces to have real segments (not 2 equal points)<a name="line.198"></a>
<span class="sourceLineNo">199</span>            // and avoids division by 0<a name="line.199"></a>
<span class="sourceLineNo">200</span>            if ((x[0] != x[1])<a name="line.200"></a>
<span class="sourceLineNo">201</span>                    &amp;&amp; ((xcycleBound &gt;= x[0])<a name="line.201"></a>
<span class="sourceLineNo">202</span>                    &amp;&amp; (xcycleBound &lt;= x[1])<a name="line.202"></a>
<span class="sourceLineNo">203</span>                    || (xcycleBound &gt;= x[1])<a name="line.203"></a>
<span class="sourceLineNo">204</span>                    &amp;&amp; (xcycleBound &lt;= x[0]))) {<a name="line.204"></a>
<span class="sourceLineNo">205</span>                double[] nx = new double[3];<a name="line.205"></a>
<span class="sourceLineNo">206</span>                double[] ny = new double[3];<a name="line.206"></a>
<span class="sourceLineNo">207</span>                nx[0] = x[0]; nx[2] = x[1]; ny[0] = y[0]; ny[2] = y[1];<a name="line.207"></a>
<span class="sourceLineNo">208</span>                nx[1] = xcycleBound;<a name="line.208"></a>
<span class="sourceLineNo">209</span>                ny[1] = (y[1] - y[0]) * (xcycleBound - x[0])<a name="line.209"></a>
<span class="sourceLineNo">210</span>                        / (x[1] - x[0]) + y[0];<a name="line.210"></a>
<span class="sourceLineNo">211</span>                x = nx; y = ny;<a name="line.211"></a>
<span class="sourceLineNo">212</span>            }<a name="line.212"></a>
<span class="sourceLineNo">213</span>        }<a name="line.213"></a>
<span class="sourceLineNo">214</span><a name="line.214"></a>
<span class="sourceLineNo">215</span>        if (rangeAxis instanceof CyclicNumberAxis) {<a name="line.215"></a>
<span class="sourceLineNo">216</span>            cnay = (CyclicNumberAxis) rangeAxis;<a name="line.216"></a>
<span class="sourceLineNo">217</span>            ycycleBound = cnay.getCycleBound();<a name="line.217"></a>
<span class="sourceLineNo">218</span>            yBoundMapping = cnay.isBoundMappedToLastCycle();<a name="line.218"></a>
<span class="sourceLineNo">219</span>            // The split may occur in either x splitted segments, if any, but<a name="line.219"></a>
<span class="sourceLineNo">220</span>            // not in both<a name="line.220"></a>
<span class="sourceLineNo">221</span>            if ((y[0] != y[1]) &amp;&amp; ((ycycleBound &gt;= y[0])<a name="line.221"></a>
<span class="sourceLineNo">222</span>                    &amp;&amp; (ycycleBound &lt;= y[1])<a name="line.222"></a>
<span class="sourceLineNo">223</span>                    || (ycycleBound &gt;= y[1]) &amp;&amp; (ycycleBound &lt;= y[0]))) {<a name="line.223"></a>
<span class="sourceLineNo">224</span>                double[] nx = new double[x.length + 1];<a name="line.224"></a>
<span class="sourceLineNo">225</span>                double[] ny = new double[y.length + 1];<a name="line.225"></a>
<span class="sourceLineNo">226</span>                nx[0] = x[0]; nx[2] = x[1]; ny[0] = y[0]; ny[2] = y[1];<a name="line.226"></a>
<span class="sourceLineNo">227</span>                ny[1] = ycycleBound;<a name="line.227"></a>
<span class="sourceLineNo">228</span>                nx[1] = (x[1] - x[0]) * (ycycleBound - y[0])<a name="line.228"></a>
<span class="sourceLineNo">229</span>                        / (y[1] - y[0]) + x[0];<a name="line.229"></a>
<span class="sourceLineNo">230</span>                if (x.length == 3) {<a name="line.230"></a>
<span class="sourceLineNo">231</span>                    nx[3] = x[2]; ny[3] = y[2];<a name="line.231"></a>
<span class="sourceLineNo">232</span>                }<a name="line.232"></a>
<span class="sourceLineNo">233</span>                x = nx; y = ny;<a name="line.233"></a>
<span class="sourceLineNo">234</span>            }<a name="line.234"></a>
<span class="sourceLineNo">235</span>            else if ((x.length == 3) &amp;&amp; (y[1] != y[2]) &amp;&amp; ((ycycleBound &gt;= y[1])<a name="line.235"></a>
<span class="sourceLineNo">236</span>                    &amp;&amp; (ycycleBound &lt;= y[2])<a name="line.236"></a>
<span class="sourceLineNo">237</span>                    || (ycycleBound &gt;= y[2]) &amp;&amp; (ycycleBound &lt;= y[1]))) {<a name="line.237"></a>
<span class="sourceLineNo">238</span>                double[] nx = new double[4];<a name="line.238"></a>
<span class="sourceLineNo">239</span>                double[] ny = new double[4];<a name="line.239"></a>
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<span class="sourceLineNo">241</span>                ny[0] = y[0]; ny[1] = y[1]; ny[3] = y[2];<a name="line.241"></a>
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<span class="sourceLineNo">243</span>                nx[2] = (x[2] - x[1]) * (ycycleBound - y[1])<a name="line.243"></a>
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<span class="sourceLineNo">276</span>            newset, series, 1, crosshairState, pass<a name="line.276"></a>
<span class="sourceLineNo">277</span>        );<a name="line.277"></a>
<span class="sourceLineNo">278</span><a name="line.278"></a>
<span class="sourceLineNo">279</span>        if (cnax != null) {<a name="line.279"></a>
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<span class="sourceLineNo">291</span>            if (ycycleBound == y[2]) {<a name="line.291"></a>
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<span class="sourceLineNo">296</span>                newset, series, 2, crosshairState, pass);<a name="line.296"></a>
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<span class="sourceLineNo">311</span>                if (ycycleBound == y[3]) {<a name="line.311"></a>
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<span class="sourceLineNo">319</span>        if (cnax != null) {<a name="line.319"></a>
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<span class="sourceLineNo">323</span>            cnay.setBoundMappedToLastCycle(yBoundMapping);<a name="line.323"></a>
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<span class="sourceLineNo">326</span><a name="line.326"></a>
<span class="sourceLineNo">327</span>    /**<a name="line.327"></a>
<span class="sourceLineNo">328</span>     * A dataset to hold the interpolated points when drawing new lines.<a name="line.328"></a>
<span class="sourceLineNo">329</span>     */<a name="line.329"></a>
<span class="sourceLineNo">330</span>    protected static class OverwriteDataSet implements XYDataset {<a name="line.330"></a>
<span class="sourceLineNo">331</span><a name="line.331"></a>
<span class="sourceLineNo">332</span>        /** The delegate dataset. */<a name="line.332"></a>
<span class="sourceLineNo">333</span>        protected XYDataset delegateSet;<a name="line.333"></a>
<span class="sourceLineNo">334</span><a name="line.334"></a>
<span class="sourceLineNo">335</span>        /** Storage for the x and y values. */<a name="line.335"></a>
<span class="sourceLineNo">336</span>        Double[] x, y;<a name="line.336"></a>
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<span class="sourceLineNo">338</span>        /**<a name="line.338"></a>
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<span class="sourceLineNo">342</span>         * @param y  the y values.<a name="line.342"></a>
<span class="sourceLineNo">343</span>         * @param delegateSet  the dataset.<a name="line.343"></a>
<span class="sourceLineNo">344</span>         */<a name="line.344"></a>
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<span class="sourceLineNo">355</span>        /**<a name="line.355"></a>
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<span class="sourceLineNo">357</span>         *<a name="line.357"></a>
<span class="sourceLineNo">358</span>         * @return The domain order.<a name="line.358"></a>
<span class="sourceLineNo">359</span>         */<a name="line.359"></a>
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<span class="sourceLineNo">364</span>        /**<a name="line.364"></a>
<span class="sourceLineNo">365</span>         * Returns the number of items for the given series.<a name="line.365"></a>
<span class="sourceLineNo">366</span>         *<a name="line.366"></a>
<span class="sourceLineNo">367</span>         * @param series  the series index (zero-based).<a name="line.367"></a>
<span class="sourceLineNo">368</span>         *<a name="line.368"></a>
<span class="sourceLineNo">369</span>         * @return The item count.<a name="line.369"></a>
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<span class="sourceLineNo">378</span>         * @param series  the series index (zero-based).<a name="line.378"></a>
<span class="sourceLineNo">379</span>         * @param item  the item index (zero-based).<a name="line.379"></a>
<span class="sourceLineNo">380</span>         *<a name="line.380"></a>
<span class="sourceLineNo">381</span>         * @return The x-value.<a name="line.381"></a>
<span class="sourceLineNo">382</span>         */<a name="line.382"></a>
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<span class="sourceLineNo">389</span>         * series.<a name="line.389"></a>
<span class="sourceLineNo">390</span>         *<a name="line.390"></a>
<span class="sourceLineNo">391</span>         * @param series  the series (zero-based index).<a name="line.391"></a>
<span class="sourceLineNo">392</span>         * @param item  the item (zero-based index).<a name="line.392"></a>
<span class="sourceLineNo">393</span>         *<a name="line.393"></a>
<span class="sourceLineNo">394</span>         * @return The x-value.<a name="line.394"></a>
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<span class="sourceLineNo">407</span>         *<a name="line.407"></a>
<span class="sourceLineNo">408</span>         * @param series  the series index (zero-based).<a name="line.408"></a>
<span class="sourceLineNo">409</span>         * @param item  the item index (zero-based).<a name="line.409"></a>
<span class="sourceLineNo">410</span>         *<a name="line.410"></a>
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<span class="sourceLineNo">417</span>        /**<a name="line.417"></a>
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<span class="sourceLineNo">419</span>         * series.<a name="line.419"></a>
<span class="sourceLineNo">420</span>         *<a name="line.420"></a>
<span class="sourceLineNo">421</span>         * @param series  the series (zero-based index).<a name="line.421"></a>
<span class="sourceLineNo">422</span>         * @param item  the item (zero-based index).<a name="line.422"></a>
<span class="sourceLineNo">423</span>         *<a name="line.423"></a>
<span class="sourceLineNo">424</span>         * @return The y-value.<a name="line.424"></a>
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<span class="sourceLineNo">428</span>            Number y = getY(series, item);<a name="line.428"></a>
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<span class="sourceLineNo">435</span>        /**<a name="line.435"></a>
<span class="sourceLineNo">436</span>         * Returns the number of series in the dataset.<a name="line.436"></a>
<span class="sourceLineNo">437</span>         *<a name="line.437"></a>
<span class="sourceLineNo">438</span>         * @return The series count.<a name="line.438"></a>
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<span class="sourceLineNo">444</span>        /**<a name="line.444"></a>
<span class="sourceLineNo">445</span>         * Returns the name of the given series.<a name="line.445"></a>
<span class="sourceLineNo">446</span>         *<a name="line.446"></a>
<span class="sourceLineNo">447</span>         * @param series  the series index (zero-based).<a name="line.447"></a>
<span class="sourceLineNo">448</span>         *<a name="line.448"></a>
<span class="sourceLineNo">449</span>         * @return The series name.<a name="line.449"></a>
<span class="sourceLineNo">450</span>         */<a name="line.450"></a>
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<span class="sourceLineNo">455</span>        /**<a name="line.455"></a>
<span class="sourceLineNo">456</span>         * Returns the index of the named series, or -1.<a name="line.456"></a>
<span class="sourceLineNo">457</span>         *<a name="line.457"></a>
<span class="sourceLineNo">458</span>         * @param seriesName  the series name.<a name="line.458"></a>
<span class="sourceLineNo">459</span>         *<a name="line.459"></a>
<span class="sourceLineNo">460</span>         * @return The index.<a name="line.460"></a>
<span class="sourceLineNo">461</span>         */<a name="line.461"></a>
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<span class="sourceLineNo">465</span><a name="line.465"></a>
<span class="sourceLineNo">466</span>        /**<a name="line.466"></a>
<span class="sourceLineNo">467</span>         * Does nothing.<a name="line.467"></a>
<span class="sourceLineNo">468</span>         *<a name="line.468"></a>
<span class="sourceLineNo">469</span>         * @param listener  ignored.<a name="line.469"></a>
<span class="sourceLineNo">470</span>         */<a name="line.470"></a>
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<span class="sourceLineNo">472</span>            // unused in parent<a name="line.472"></a>
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<span class="sourceLineNo">474</span><a name="line.474"></a>
<span class="sourceLineNo">475</span>        /**<a name="line.475"></a>
<span class="sourceLineNo">476</span>         * Does nothing.<a name="line.476"></a>
<span class="sourceLineNo">477</span>         *<a name="line.477"></a>
<span class="sourceLineNo">478</span>         * @param listener  ignored.<a name="line.478"></a>
<span class="sourceLineNo">479</span>         */<a name="line.479"></a>
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<span class="sourceLineNo">484</span>        /**<a name="line.484"></a>
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<span class="sourceLineNo">486</span>         *<a name="line.486"></a>
<span class="sourceLineNo">487</span>         * @return The dataset group.<a name="line.487"></a>
<span class="sourceLineNo">488</span>         */<a name="line.488"></a>
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<span class="sourceLineNo">494</span>        /**<a name="line.494"></a>
<span class="sourceLineNo">495</span>         * Does nothing.<a name="line.495"></a>
<span class="sourceLineNo">496</span>         *<a name="line.496"></a>
<span class="sourceLineNo">497</span>         * @param group  ignored.<a name="line.497"></a>
<span class="sourceLineNo">498</span>         */<a name="line.498"></a>
<span class="sourceLineNo">499</span>        public void setGroup(DatasetGroup group) {<a name="line.499"></a>
<span class="sourceLineNo">500</span>            // unused in parent<a name="line.500"></a>
<span class="sourceLineNo">501</span>        }<a name="line.501"></a>
<span class="sourceLineNo">502</span><a name="line.502"></a>
<span class="sourceLineNo">503</span>    }<a name="line.503"></a>
<span class="sourceLineNo">504</span><a name="line.504"></a>
<span class="sourceLineNo">505</span>}<a name="line.505"></a>
<span class="sourceLineNo">506</span><a name="line.506"></a>
<span class="sourceLineNo">507</span><a name="line.507"></a>




























































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